StrBufStripAllBut() now returns the LEFTMOST qualifying substring. This allows mail...

[citadel.git] / libcitadel / lib / stringbuf.c

diff --git a/libcitadel/lib/stringbuf.c b/libcitadel/lib/stringbuf.c
index 9a889ba5e9612e31d65a1122ca58bb5857033a2f..bd67e0d48a93ad19eee581390e115d970de3ce0b 100644 (file)
--- a/libcitadel/lib/stringbuf.c
+++ b/libcitadel/lib/stringbuf.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1987-2011 by the citadel.org team
+ * Copyright (c) 1987-2013 by the citadel.org team
  *
  * This program is open source software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -1173,29 +1173,31 @@ void StrBufSpaceToBlank(StrBuf *Buf)
 
 void StrBufStripAllBut(StrBuf *Buf, char leftboundary, char rightboundary)
 {
-       const char *pBuff;
        const char *pLeft;
        const char *pRight;
 
-       if ((Buf == NULL) || (Buf->buf == NULL))
+       if ((Buf == NULL) || (Buf->buf == NULL)) {
+               StrBufCutAt(Buf, 0, Buf->buf);
                return;
-       pLeft = pBuff = Buf->buf;
-       while (pBuff != NULL) {
-               pLeft = pBuff;
-               pBuff = strchr(pBuff, leftboundary);
-               if (pBuff != NULL)
-                       pBuff++;
        }
-               
-       if (pLeft != NULL)
-               pBuff = pLeft;
-       else
-               pBuff = Buf->buf;
-       pRight = strchr(pBuff, rightboundary);
-       if (pRight != NULL)
+
+       pRight = strchr(Buf->buf, rightboundary);
+       if (pRight != NULL) {
                StrBufCutAt(Buf, 0, pRight);
-       if (pLeft != NULL)
-               StrBufCutLeft(Buf, pLeft - Buf->buf);
+       }
+       else {
+               StrBufCutAt(Buf, 0, Buf->buf);
+               return;
+       }
+
+       pLeft = strrchr(ChrPtr(Buf), leftboundary);
+       if (pLeft != NULL) {
+               StrBufCutLeft(Buf, pLeft - Buf->buf + 1);
+       }
+       else {
+               StrBufCutAt(Buf, 0, Buf->buf);
+               return;
+       }
 }
 
 
@@ -2540,6 +2542,23 @@ long StrHtmlEcmaEscAppend(StrBuf *Target, const StrBuf *Source, const char *Plai
        return Target->BufUsed;
 }
 
+
+/**
+ * @ingroup StrBuf_DeEnCoder
+ * @brief replace all non-Ascii characters by another
+ * @param Buf buffer to inspect
+ * @param repl charater to stamp over non ascii chars
+ */
+void StrBufAsciify(StrBuf *Buf, const char repl)
+{
+       long offset;
+
+       for (offset = 0; offset < Buf->BufUsed; offset ++)
+               if (!isascii(Buf->buf[offset]))
+                       Buf->buf[offset] = repl;
+       
+}
+
 /**
  * @ingroup StrBuf_DeEnCoder
  * @brief unhide special chars hidden to the HTML escaper
@@ -4544,6 +4563,10 @@ int StrBufTCP_read_buffered_line_fast(StrBuf *Line,
 
                        continue;
                }
+               else
+               {
+                       nSuccessLess++;
+               }
        }
        *Pos = NULL;
        if (pLF != NULL) {